refactor: treesitter utils (#91)

* refactor(ts_utils): i dont know why event it was here

* fix: typos

* fix(struct_tags)!: remove statement that i used for debug

* refactor(ts_util): start from scratch

* refactor(struct_tags): use new ts_util

* fixup! refactor(struct_tags): use new ts_util

* test(struct_tags): add support for multiple structs

* fix(gotests): use new api

* fix(impl): refactor some logic, use new api

* docs(ts): add an explanation

* refactor(_utils.ts): all public methods are just adapters

* fix(comment): now it works

* fixup! refactor(_utils.ts): all public methods are just adapters

* fixup! fixup! refactor(_utils.ts): all public methods are just adapters

* test(comment): e2e

* tests(comment): fix

* refactor(utils.ts): fix, docs

* test(comment): fix tests again

* fix(tests/comments): well, now i fell stupid

* refactor(ts): add assert just to be sure that all elements are in the result

* fix(ts): type annotations

* fix(ts): pass bufnr to vim.treesitter.get_node

* chore(ci): disable nightly

* chore(ci): reorganize

spec/fixtures/comment/empty_output.go

@@ -0,0 +1,2 @@
+// 
+

spec/fixtures/comment/func_input.go

@@ -0,0 +1,5 @@
+package main
+
+func Test(a int) bool {
+	return false
+}

spec/fixtures/comment/func_output.go

@@ -0,0 +1,6 @@
+package main
+
+// Test 
+func Test(a int) bool {
+	return false
+}

spec/fixtures/comment/interface_input.go

@@ -0,0 +1,3 @@
+package main
+
+type Testinger interface{}

spec/fixtures/comment/interface_output.go

@@ -0,0 +1,4 @@
+package main
+
+// Testinger 
+type Testinger interface{}

spec/fixtures/comment/method_input.go

@@ -0,0 +1,7 @@
+package main
+
+type Method struct{}
+
+func (Method) Run() error {
+	return nil
+}

spec/fixtures/comment/method_output.go

@@ -0,0 +1,8 @@
+package main
+
+type Method struct{}
+
+// Run 
+func (Method) Run() error {
+	return nil
+}

spec/fixtures/comment/package_output.go

@@ -1,2 +1,2 @@
-// Package main provides main
+// Package main provides 
 package main

spec/fixtures/comment/struct_input.go

@@ -0,0 +1,3 @@
+package main
+
+type CommentStruct struct{}

spec/fixtures/comment/struct_output.go

@@ -0,0 +1,4 @@
+package main
+
+// CommentStruct 
+type CommentStruct struct{}